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JPL Small-Body Database Browser
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423428 (2005 QM22)
Classification: Main-belt Asteroid          SPK-ID: 2423428
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2344301816979919 5.8753e-08  
a 2.616453246030936 2.4372e-08 au
q 2.003077636159603 1.5451e-07 au
i 6.537717219847833 7.6338e-06 deg
node 337.0897428707605 6.9218e-05 deg
peri 314.2987402517113 7.261e-05 deg
M 205.955755713507 2.7602e-05 deg
tp 2459661.971093351504
(2022-Mar-23.47109335)
0.00012352 TDB
period 1545.851938250064
4.23
2.1599e-05
5.913e-08
d
yr
n .2328812941862513 3.2539e-09 deg/d
Q 3.229828855902269 3.0086e-08 au
  Orbit Determination Parameters
   # obs. used (total)      99  
   data-arc span      6254 days (17.12 yr)  
   first obs. used      2001-09-28  
   last obs. used      2018-11-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64016  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:30:01  

Additional Information
 Earth MOID = .99358 au 
 Jupiter MOID = 2.0095 au 
 T_jup = 3.358 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457220.5 (2015-Jul-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2359781497776283 5.8765e-08  
q 1.997388722200485 1.5457e-07 au
tp 2456570.891894920127
(2013-Oct-05.39189492)
0.00010441 TDB
node 337.1480363841629 6.9127e-05 deg
peri 314.210760242323 7.2481e-05 deg
i 6.545960788034615 7.6376e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      99  
   data-arc span      6254 days (17.12 yr)  
   first obs. used      2001-09-28  
   last obs. used      2018-11-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64016  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:30:01  

Additional Information
 Jupiter MOID = 2.0095 au 
 T_jup = 3.358 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.453305560973823E-15 -9.018097893070388E-15 1.292678991886234E-12 3.045148980572718E-14 1.440103342402306E-13 1.278435745649329E-16
q -9.018097893070388E-15 2.389053681968685E-14 -2.899798389708522E-12 -7.609104902838372E-14 -2.444381259614551E-13 -8.86389760079724E-16
tp 1.292678991886234E-12 -2.899798389708522E-12 1.090234807164211E-8 5.342104213871014E-11 2.343164505089585E-9 -2.003686774561685E-11
node 3.045148980572718E-14 -7.609104902838372E-14 5.342104213871014E-11 4.77853464382765E-9 -4.735262785502809E-9 1.62890355322296E-10
peri 1.440103342402306E-13 -2.444381259614551E-13 2.343164505089585E-9 -4.735262785502809E-9 5.253510324405822E-9 -1.664142762271122E-10
i 1.278435745649329E-16 -8.86389760079724E-16 -2.003686774561685E-11 1.62890355322296E-10 -1.664142762271122E-10 5.833250457504627E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO472253  

423428 (2005 QM22)          Discovered 2005-Aug-27 by LONEOS at Anderson Mesa
Reference: Last Updated: 2015-02-04

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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